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📁 ..
📄 sancov_flags.cpp(1.64 KB)
📄 sancov_flags.h(1.08 KB)
📄 sancov_flags.inc(777 B)
📄 sanitizer_addrhashmap.h(9.19 KB)
📄 sanitizer_allocator.cpp(8.73 KB)
📄 sanitizer_allocator.h(2.69 KB)
📄 sanitizer_allocator_bytemap.h(3.12 KB)
📄 sanitizer_allocator_checks.cpp(686 B)
📄 sanitizer_allocator_checks.h(2.67 KB)
📄 sanitizer_allocator_combined.h(6.29 KB)
📄 sanitizer_allocator_interface.h(1.83 KB)
📄 sanitizer_allocator_internal.h(2.03 KB)
📄 sanitizer_allocator_local_cache.h(8.95 KB)
📄 sanitizer_allocator_primary32.h(12.64 KB)
📄 sanitizer_allocator_primary64.h(32.71 KB)
📄 sanitizer_allocator_report.cpp(4.68 KB)
📄 sanitizer_allocator_report.h(1.72 KB)
📄 sanitizer_allocator_secondary.h(10.78 KB)
📄 sanitizer_allocator_size_class_map.h(10.12 KB)
📄 sanitizer_allocator_stats.h(2.76 KB)
📄 sanitizer_asm.h(2.57 KB)
📄 sanitizer_atomic.h(1.97 KB)
📄 sanitizer_atomic_clang.h(3.42 KB)
📄 sanitizer_atomic_clang_mips.h(3.77 KB)
📄 sanitizer_atomic_clang_other.h(3.02 KB)
📄 sanitizer_atomic_clang_x86.h(3.77 KB)
📄 sanitizer_atomic_msvc.h(8.53 KB)
📄 sanitizer_bitvector.h(9.43 KB)
📄 sanitizer_bvgraph.h(4.62 KB)
📄 sanitizer_common.cpp(10.13 KB)
📄 sanitizer_common.h(30.64 KB)
📄 sanitizer_common_interceptors.inc(348.66 KB)
📄 sanitizer_common_interceptors_format.inc(16.84 KB)
📄 sanitizer_common_interceptors_ioctl.inc(22.13 KB)
📄 sanitizer_common_interceptors_netbsd_compat.inc(4.07 KB)
📄 sanitizer_common_interceptors_vfork_aarch64.inc.S(1.23 KB)
📄 sanitizer_common_interceptors_vfork_arm.inc.S(1.24 KB)
📄 sanitizer_common_interceptors_vfork_i386.inc.S(1.66 KB)
📄 sanitizer_common_interceptors_vfork_x86_64.inc.S(1.03 KB)
📄 sanitizer_common_interface.inc(2.05 KB)
📄 sanitizer_common_interface_posix.inc(732 B)
📄 sanitizer_common_libcdep.cpp(5.4 KB)
📄 sanitizer_common_nolibc.cpp(1.12 KB)
📄 sanitizer_common_syscalls.inc(85 KB)
📄 sanitizer_coverage_fuchsia.cpp(10.1 KB)
📄 sanitizer_coverage_interface.inc(1.73 KB)
📄 sanitizer_coverage_libcdep_new.cpp(7.39 KB)
📄 sanitizer_coverage_win_dll_thunk.cpp(1.03 KB)
📄 sanitizer_coverage_win_dynamic_runtime_thunk.cpp(1.16 KB)
📄 sanitizer_coverage_win_sections.cpp(3.36 KB)
📄 sanitizer_coverage_win_weak_interception.cpp(1.17 KB)
📄 sanitizer_dbghelp.h(1.44 KB)
📄 sanitizer_deadlock_detector.h(13.28 KB)
📄 sanitizer_deadlock_detector1.cpp(5.6 KB)
📄 sanitizer_deadlock_detector2.cpp(10.84 KB)
📄 sanitizer_deadlock_detector_interface.h(2.66 KB)
📄 sanitizer_errno.cpp(1.09 KB)
📄 sanitizer_errno.h(1.3 KB)
📄 sanitizer_errno_codes.h(1.1 KB)
📄 sanitizer_file.cpp(6.24 KB)
📄 sanitizer_file.h(3.67 KB)
📄 sanitizer_flag_parser.cpp(5.55 KB)
📄 sanitizer_flag_parser.h(5.71 KB)
📄 sanitizer_flags.cpp(3.95 KB)
📄 sanitizer_flags.h(2.13 KB)
📄 sanitizer_flags.inc(12.73 KB)
📄 sanitizer_freebsd.h(3.31 KB)
📄 sanitizer_fuchsia.cpp(16.58 KB)
📄 sanitizer_fuchsia.h(1.03 KB)
📄 sanitizer_getauxval.h(1.73 KB)
📄 sanitizer_glibc_version.h(748 B)
📄 sanitizer_hash.h(1.04 KB)
📄 sanitizer_interceptors_ioctl_netbsd.inc(68.81 KB)
📄 sanitizer_interface_internal.h(5.28 KB)
📄 sanitizer_internal_defs.h(14.28 KB)
📄 sanitizer_lfstack.h(2.08 KB)
📄 sanitizer_libc.cpp(7.21 KB)
📄 sanitizer_libc.h(3.23 KB)
📄 sanitizer_libignore.cpp(4.24 KB)
📄 sanitizer_libignore.h(3.5 KB)
📄 sanitizer_linux.cpp(71.58 KB)
📄 sanitizer_linux.h(5.47 KB)
📄 sanitizer_linux_libcdep.cpp(25.67 KB)
📄 sanitizer_linux_s390.cpp(6.91 KB)
📄 sanitizer_list.h(3.81 KB)
📄 sanitizer_local_address_space_view.h(3.67 KB)
📄 sanitizer_mac.cpp(38.67 KB)
📄 sanitizer_mac.h(2.49 KB)
📄 sanitizer_mac_libcdep.cpp(968 B)
📄 sanitizer_malloc_mac.inc(13.06 KB)
📄 sanitizer_mutex.h(5.17 KB)
📄 sanitizer_netbsd.cpp(9.95 KB)
📄 sanitizer_openbsd.cpp(3.17 KB)
📄 sanitizer_persistent_allocator.cpp(687 B)
📄 sanitizer_persistent_allocator.h(2.31 KB)
📄 sanitizer_placement_new.h(885 B)
📄 sanitizer_platform.h(10.11 KB)
📄 sanitizer_platform_interceptors.h(24.93 KB)
📄 sanitizer_platform_limits_freebsd.cpp(19.79 KB)
📄 sanitizer_platform_limits_freebsd.h(18.41 KB)
📄 sanitizer_platform_limits_linux.cpp(3.32 KB)
📄 sanitizer_platform_limits_netbsd.cpp(109.73 KB)
📄 sanitizer_platform_limits_netbsd.h(81.54 KB)
📄 sanitizer_platform_limits_openbsd.cpp(8.69 KB)
📄 sanitizer_platform_limits_openbsd.h(8.68 KB)
📄 sanitizer_platform_limits_posix.cpp(48.89 KB)
📄 sanitizer_platform_limits_posix.h(40.65 KB)
📄 sanitizer_platform_limits_solaris.cpp(11.93 KB)
📄 sanitizer_platform_limits_solaris.h(12.26 KB)
📄 sanitizer_posix.cpp(11.93 KB)
📄 sanitizer_posix.h(5.14 KB)
📄 sanitizer_posix_libcdep.cpp(16.21 KB)
📄 sanitizer_printf.cpp(12.07 KB)
📄 sanitizer_procmaps.h(2.93 KB)
📄 sanitizer_procmaps_bsd.cpp(3.81 KB)
📄 sanitizer_procmaps_common.cpp(5.27 KB)
📄 sanitizer_procmaps_fuchsia.cpp(2.51 KB)
📄 sanitizer_procmaps_linux.cpp(2.9 KB)
📄 sanitizer_procmaps_mac.cpp(13.7 KB)
📄 sanitizer_procmaps_solaris.cpp(2.18 KB)
📄 sanitizer_ptrauth.h(720 B)
📄 sanitizer_quarantine.h(9.57 KB)
📄 sanitizer_report_decorator.h(1.89 KB)
📄 sanitizer_ring_buffer.h(4.7 KB)
📄 sanitizer_rtems.cpp(7.61 KB)
📄 sanitizer_rtems.h(772 B)
📄 sanitizer_signal_interceptors.inc(2.89 KB)
📄 sanitizer_solaris.cpp(6.6 KB)
📄 sanitizer_stackdepot.cpp(4.54 KB)
📄 sanitizer_stackdepot.h(2.13 KB)
📄 sanitizer_stackdepotbase.h(5.58 KB)
📄 sanitizer_stacktrace.cpp(4.58 KB)
📄 sanitizer_stacktrace.h(5.65 KB)
📄 sanitizer_stacktrace_libcdep.cpp(5.54 KB)
📄 sanitizer_stacktrace_printer.cpp(9.08 KB)
📄 sanitizer_stacktrace_printer.h(3.08 KB)
📄 sanitizer_stacktrace_sparc.cpp(3.05 KB)
📄 sanitizer_stoptheworld.h(2.34 KB)
📄 sanitizer_stoptheworld_fuchsia.cpp(1.28 KB)
📄 sanitizer_stoptheworld_linux_libcdep.cpp(20.8 KB)
📄 sanitizer_stoptheworld_mac.cpp(5.29 KB)
📄 sanitizer_stoptheworld_netbsd_libcdep.cpp(11.02 KB)
📄 sanitizer_suppressions.cpp(5.67 KB)
📄 sanitizer_suppressions.h(1.69 KB)
📄 sanitizer_symbolizer.cpp(3.65 KB)
📄 sanitizer_symbolizer.h(6.62 KB)
📄 sanitizer_symbolizer_fuchsia.h(1.56 KB)
📄 sanitizer_symbolizer_internal.h(5.8 KB)
📄 sanitizer_symbolizer_libbacktrace.cpp(6.1 KB)
📄 sanitizer_symbolizer_libbacktrace.h(1.49 KB)
📄 sanitizer_symbolizer_libcdep.cpp(17.45 KB)
📄 sanitizer_symbolizer_mac.cpp(8.48 KB)
📄 sanitizer_symbolizer_mac.h(1.37 KB)
📄 sanitizer_symbolizer_markup.cpp(5.39 KB)
📄 sanitizer_symbolizer_posix_libcdep.cpp(16.5 KB)
📄 sanitizer_symbolizer_report.cpp(10.01 KB)
📄 sanitizer_symbolizer_rtems.h(1.56 KB)
📄 sanitizer_symbolizer_win.cpp(11.59 KB)
📄 sanitizer_syscall_generic.inc(1.06 KB)
📄 sanitizer_syscall_linux_aarch64.inc(4.58 KB)
📄 sanitizer_syscall_linux_arm.inc(4.58 KB)
📄 sanitizer_syscall_linux_x86_64.inc(3.07 KB)
📄 sanitizer_syscalls_netbsd.inc(120.97 KB)
📄 sanitizer_termination.cpp(2.86 KB)
📄 sanitizer_thread_registry.cpp(10.31 KB)
📄 sanitizer_thread_registry.h(5.44 KB)
📄 sanitizer_tls_get_addr.cpp(5.29 KB)
📄 sanitizer_tls_get_addr.h(2.21 KB)
📄 sanitizer_type_traits.cpp(708 B)
📄 sanitizer_type_traits.h(1.49 KB)
📄 sanitizer_unwind_linux_libcdep.cpp(6.13 KB)
📄 sanitizer_unwind_win.cpp(2.41 KB)
📄 sanitizer_vector.h(2.57 KB)
📄 sanitizer_win.cpp(33.3 KB)
📄 sanitizer_win.h(851 B)
📄 sanitizer_win_defs.h(7.23 KB)
📄 sanitizer_win_dll_thunk.cpp(3.41 KB)
📄 sanitizer_win_dll_thunk.h(11.13 KB)
📄 sanitizer_win_dynamic_runtime_thunk.cpp(1.16 KB)
📄 sanitizer_win_weak_interception.cpp(3.49 KB)
📄 sanitizer_win_weak_interception.h(1.64 KB)
📁 symbolizer
📄 weak_symbols.txt(230 B)

Editing: sanitizer_flag_parser.h

//===-- sanitizer_flag_parser.h ---------------------------------*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
// This file is a part of ThreadSanitizer/AddressSanitizer runtime.
//
//===----------------------------------------------------------------------===//

#ifndef SANITIZER_FLAG_REGISTRY_H
#define SANITIZER_FLAG_REGISTRY_H

#include "sanitizer_internal_defs.h"
#include "sanitizer_libc.h"
#include "sanitizer_common.h"

namespace __sanitizer {

class FlagHandlerBase {
 public:
  virtual bool Parse(const char *value) { return false; }
  // Write the C string representation of the current value (truncated to fit)
  // into the buffer of size `size`. Returns false if truncation occurred and
  // returns true otherwise.
  virtual bool Format(char *buffer, uptr size) {
    if (size > 0)
      buffer[0] = '\0';
    return false;
  }

protected:
  ~FlagHandlerBase() {}

inline bool FormatString(char *buffer, uptr size, const char *str_to_use) {
    uptr num_symbols_should_write =
        internal_snprintf(buffer, size, "%s", str_to_use);
    return num_symbols_should_write < size;
  }
};

template <typename T>
class FlagHandler : public FlagHandlerBase {
  T *t_;

public:
  explicit FlagHandler(T *t) : t_(t) {}
  bool Parse(const char *value) final;
  bool Format(char *buffer, uptr size) final;
};

inline bool ParseBool(const char *value, bool *b) {
  if (internal_strcmp(value, "0") == 0 ||
      internal_strcmp(value, "no") == 0 ||
      internal_strcmp(value, "false") == 0) {
    *b = false;
    return true;
  }
  if (internal_strcmp(value, "1") == 0 ||
      internal_strcmp(value, "yes") == 0 ||
      internal_strcmp(value, "true") == 0) {
    *b = true;
    return true;
  }
  return false;
}

template <>
inline bool FlagHandler<bool>::Parse(const char *value) {
  if (ParseBool(value, t_)) return true;
  Printf("ERROR: Invalid value for bool option: '%s'\n", value);
  return false;
}

template <>
inline bool FlagHandler<bool>::Format(char *buffer, uptr size) {
  return FormatString(buffer, size, *t_ ? "true" : "false");
}

template <>
inline bool FlagHandler<HandleSignalMode>::Parse(const char *value) {
  bool b;
  if (ParseBool(value, &b)) {
    *t_ = b ? kHandleSignalYes : kHandleSignalNo;
    return true;
  }
  if (internal_strcmp(value, "2") == 0 ||
      internal_strcmp(value, "exclusive") == 0) {
    *t_ = kHandleSignalExclusive;
    return true;
  }
  Printf("ERROR: Invalid value for signal handler option: '%s'\n", value);
  return false;
}

template <>
inline bool FlagHandler<HandleSignalMode>::Format(char *buffer, uptr size) {
  uptr num_symbols_should_write = internal_snprintf(buffer, size, "%d", *t_);
  return num_symbols_should_write < size;
}

template <>
inline bool FlagHandler<const char *>::Parse(const char *value) {
  *t_ = value;
  return true;
}

template <>
inline bool FlagHandler<const char *>::Format(char *buffer, uptr size) {
  return FormatString(buffer, size, *t_);
}

template <>
inline bool FlagHandler<int>::Parse(const char *value) {
  const char *value_end;
  *t_ = internal_simple_strtoll(value, &value_end, 10);
  bool ok = *value_end == 0;
  if (!ok) Printf("ERROR: Invalid value for int option: '%s'\n", value);
  return ok;
}

template <>
inline bool FlagHandler<int>::Format(char *buffer, uptr size) {
  uptr num_symbols_should_write = internal_snprintf(buffer, size, "%d", *t_);
  return num_symbols_should_write < size;
}

template <>
inline bool FlagHandler<uptr>::Parse(const char *value) {
  const char *value_end;
  *t_ = internal_simple_strtoll(value, &value_end, 10);
  bool ok = *value_end == 0;
  if (!ok) Printf("ERROR: Invalid value for uptr option: '%s'\n", value);
  return ok;
}

template <>
inline bool FlagHandler<uptr>::Format(char *buffer, uptr size) {
  uptr num_symbols_should_write = internal_snprintf(buffer, size, "%p", *t_);
  return num_symbols_should_write < size;
}

template <>
inline bool FlagHandler<s64>::Parse(const char *value) {
  const char *value_end;
  *t_ = internal_simple_strtoll(value, &value_end, 10);
  bool ok = *value_end == 0;
  if (!ok) Printf("ERROR: Invalid value for s64 option: '%s'\n", value);
  return ok;
}

template <>
inline bool FlagHandler<s64>::Format(char *buffer, uptr size) {
  uptr num_symbols_should_write = internal_snprintf(buffer, size, "%lld", *t_);
  return num_symbols_should_write < size;
}

class FlagParser {
  static const int kMaxFlags = 200;
  struct Flag {
    const char *name;
    const char *desc;
    FlagHandlerBase *handler;
  } *flags_;
  int n_flags_;

const char *buf_;
  uptr pos_;

public:
  FlagParser();
  void RegisterHandler(const char *name, FlagHandlerBase *handler,
                       const char *desc);
  void ParseString(const char *s, const char *env_name = 0);
  void ParseStringFromEnv(const char *env_name);
  bool ParseFile(const char *path, bool ignore_missing);
  void PrintFlagDescriptions();

static LowLevelAllocator Alloc;

private:
  void fatal_error(const char *err);
  bool is_space(char c);
  void skip_whitespace();
  void parse_flags(const char *env_option_name);
  void parse_flag(const char *env_option_name);
  bool run_handler(const char *name, const char *value);
  char *ll_strndup(const char *s, uptr n);
};

template <typename T>
static void RegisterFlag(FlagParser *parser, const char *name, const char *desc,
                         T *var) {
  FlagHandler<T> *fh = new (FlagParser::Alloc) FlagHandler<T>(var);
  parser->RegisterHandler(name, fh, desc);
}

void ReportUnrecognizedFlags();

}  // namespace __sanitizer

#endif  // SANITIZER_FLAG_REGISTRY_H

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